C - Chemistry – Metallurgy – 08 – G
Patent
C - Chemistry, Metallurgy
08
G
C08G 63/82 (2006.01) C08G 63/83 (2006.01) C08G 63/84 (2006.01) C08G 63/87 (2006.01)
Patent
CA 2437220
This invention provides a novel polymerization catalyst other than antimony compounds, polyester produced by using the same and a process for producing polyester. The polycondensation catalyst of this invention is a polyester polymerization catalyst comprising an aluminum compound and a phosphorus compound having a specific structure. Further, this invention relates to polyester produced by using this polyester polymerization catalyst and a process for producing polyester. Further, this invention relates to fibers, films and hollow molded articles comprising the polyester.
L'invention concerne un nouveau catalyseur de polycondensation qui n'est pas un composant antimoine. Le catalyseur de polycondensation est un catalyseur de polymérisation pour la production de polyester qui comprend un composant d'aluminium et un composant de phosphore possédant une structure spécifique. L'invention concerne également un polyester produit par le catalyseur de polymérisation, un procédé de production du polyester ainsi qu'une fibre, un film et un moule creux, tous fabriqués en polyester.
Gyobu Shoichi
Hayashi Seisyu
Ito Katsuya
Kuwata Mitsuyoshi
Matsuda Masaou
Marks & Clerk
Toyo Boseki Kabushiki Kaisha
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